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Data products and tools

LightGen

This package constructs observer-based lightcones from IllustrisTNG. The code is available on GitHub and is pip-installable as a Python package (see here).

Citation

If you use this code for your work, please cite the following two related papers:

  1. Shreeram et al. 2025a: Astronomy & Astrophysics, Vol 707, A287 (2026) (also available or arXiv).
  2. J. Carlson and M. White, ApJS 190(2010)311. (preprint available at arxiv:1003.3178).

LC-TNGX

You can download the TNG-based gas lightcone with X-ray information from the 'Supplementary Data Catalogs' section from the official IllustrisTNG webpage here (link: https://www.tng-project.org/shreeram25). If you need any assistance with using it, please reach out to me here.

Citation

If you use LC-TNGX for your work, please cite the following two related papers:

  1. Shreeram et al. 2025a: Astronomy & Astrophysics, Vol 697, A22 (2025) (also available on arXiv).
  2. Shreeram et al. 2026: Astronomy & Astrophysics, Vol 707, A287 (2026) (also available on arXiv)